<html>
<meta charset="utf-8">
    <head>
        <title>智能家庭网络平台</title>
        <meta name="viewport" content="width=device-width, initial-scale=1" />
        <style type="text/css">
            h2
            {
                margin-top:4%;
                margin-bottom:40px;
            }
        </style>
    </head>
    <body>
        <center>
        <h2>欢迎使用智能家庭网络-控制平台</h2>
            <form action="/" method="get" accept-charset="utf-8">
                <p>灯光: <input type="Submit" value="ON" name="led" /> <input type="Submit" value="OFF" name="led" /></p> 
                <p>风扇: <input type="Submit" value="ON" name="motor" /> <input type="Submit" value="OFF" name="motor" /></p>        
                 
            </form>
        </center>
    </body>
</html>